Number of schools constructed in state E = 450 Number of schools (constructed, destroyed, re developed ) in state C = 250 + 150 + 400 = 800 Required percent = (450 ×100)/800 = 56.25%
Bronze is an alloy of-
The pH of a neutral solution is —
The fuel that is used in modern submarines is -
The noble gas used in radiotherapy is
The element used in the manufacture of safety matches is —
Manganite is an ore/mineral of
Petroleum is a mixture of-
The nucleus of an atom consists of-
The gas used for filling weather balloons is-
The chemical name of'Common salt’
